an expression of sexuality in which an individual does not engage in either masturbation or interpersonal sexual contact.

partial celibacy

An expression of sexuality in which an individual does not engage in interpersonal sexual contact but continues to engage in masturbation.

nocturnal orgasm

Involuntary orgasm during sleep.

masturbation (autoeroticism)

Stimulation of one's own genitals to create sexual pleasure.

tribadism

Rubbing one's genitals againts another's body or genitals.

cunnilingus

Oral stimulation of the vulva.

Fellatio

Oral stimulation of the penis.

anilingus

Oral stimulation of the anus.

intromission (introitus)

Insertion of the penis into the vagina.

sexual orientation

Sexual attraction to one's own sex, to othe other sex, or bot sexes, or lack of sexual interest in either sex.

bisexuality

Sexual attraction to both men and women.

asexuality

A lack of sexual attraction to either sex.

sexuali fluidity (Lisa Diamond)

Variability in same-sex and other-sex attraction and involvement at different times and in different situations throughout the life span.

gay

A homosexual person, typically a homosexual male.

By Default Myth

Theory that unhappy heterosexuals experiences cause a person to become homosexual.

The Seduction Myth

Theory that young womena nd men become homosexual because they have been seduced by older homosexual people or because they have caught it from someone else.

Freud's theory on homosexuality

Theory that one's relationship with one's father and mother is crucial, and that boys fixated at homosexual phase because of a poor relationship with their father and overly close relationship with their mother. Similar for a girl.

gender nonconformity

A lack of conformity to steretypical masculine and feminine behaviors.